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999 _c219879
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005 20220518131028.0
008 210118b ||||| |||| 00| 0 eng d
020 _a9789380408040
082 _a621
100 _aRatan, Rajeev
245 _aDigital Electronics
260 _aNew Delhi
_bACME Learning
300 _a448p.
653 _aDe-Morgan's Theorems, Half Subtractor, EBCDIC, Echoplex
700 _aBatra, Deepak
942 _cBK